> ## Documentation Index
> Fetch the complete documentation index at: https://docs.phala.com/llms.txt
> Use this file to discover all available pages before exploring further.

# instance-types

> List available instance types

<Note>
  This command is marked as unstable and may change in future releases.
</Note>

### Command: `phala instance-types`

#### Syntax

```
phala instance-types [options] [<family>]
```

#### Description

List available instance types

#### Arguments

| Argument    | Description                     |
| ----------- | ------------------------------- |
| `<family>?` | Instance type family (cpu, gpu) |

#### Global Options

| Option                               | Description                                                  |
| ------------------------------------ | ------------------------------------------------------------ |
| `-h, --help`                         | Show help information for the current command                |
| `-v, --version`                      | Show CLI version                                             |
| `--api-token TOKEN, --api-key TOKEN` | API token for authenticating with Phala Cloud                |
| `-j, --json, --no-json`              | Output in JSON format                                        |
| `--interactive`                      | Enable interactive mode for commands that support it         |
| `--cvm-id <value>`                   | CVM identifier (UUID, app\_id, instance\_id, or name)        |
| `--profile PROFILE`                  | Temporarily use a different auth profile for this command    |
| `--api-version <value>`              | API version to use (e.g. 2026-01-21, 2026-05-22, 2026-06-23) |
| `--timeout SECONDS`                  | Request timeout in seconds (default 60)                      |

#### Examples

* List all instance type families

```bash theme={"system"}
phala instance-types
```

* List CPU instance types

```bash theme={"system"}
phala instance-types cpu
```

* List GPU instance types

```bash theme={"system"}
phala instance-types gpu
```

* Output as JSON

```bash theme={"system"}
phala instance-types --json
```